nginx多个server的配置，同一端口

#user nobody;
worker_processes 1;#error_log logs/error.log;
#error_log logs/error.log notice;
#error_log logs/error.log info;#pid logs/nginx.pid;events {
worker_connections 1024;
}http {
include mime.types;
default_type application/octet-stream;
upstream www.app.com { //集群配置
ip_hash;
server 192.168.9.14:80 weight=10;
server 192.168.9.15:80 weight=10;
}
#log_format main '$remote_addr - $remote_user [$time_local] "$request" '
# '$status $body_bytes_sent "$http_referer" '
# '"$http_user_agent" "$http_x_forwarded_for"';#access_log logs/access.log main;sendfile on;
#tcp_nopush on;#keepalive_timeout 0;
keepalive_timeout 65;#gzip on;server {
listen 80;
server_name localhost;#charset koi8-r;#access_log logs/host.access.log main;location / {
#root html;
#index index.html index.htm;
proxy_pass http://www.app.com;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
}#error_page 404 /404.html;# redirect server error pages to the static page /50x.html
#
error_page 500 502 503 504 /50x.html;
location = /50x.html {
root html;
}# proxy the PHP scripts to Apache listening on 127.0.0.1:80
#
#location ~ \.php$ {
# proxy_pass http://127.0.0.1;
#}# pass the PHP scripts to FastCGI server listening on 127.0.0.1:9000
#
#location ~ \.php$ {
# root html;
# fastcgi_pass 127.0.0.1:9000;
# fastcgi_index index.php;
# fastcgi_param SCRIPT_FILENAME /scripts$fastcgi_script_name;
# include fastcgi_params;
#}# deny access to .htaccess files, if Apache's document root
# concurs with nginx's one
#
#location ~ /\.ht {
# deny all;
#}
}# HTTPS server
#
#server {
# listen 443 ssl;
# server_name localhost;# ssl_certificate cert.pem;
# ssl_certificate_key cert.key;# ssl_session_cache shared:SSL:1m;
# ssl_session_timeout 5m;# ssl_ciphers HIGH:!aNULL:!MD5;
# ssl_prefer_server_ciphers on;# location / {
# root html;
# index index.html index.htm;
# }
#}}